TY  - BOOK
AU  - Tocci, Ronald J
TI  - Digital systems: principles and communications 
SN  - 81-203-0985-5
U1  - 621.39 
PY  - 1998///
CY  - New Delhi
PB  - Prentice-Hall of India
KW  - Digital systems
N1  - Includes index
ER  -